Funding for this research was provided by:
National Institute for Health and Care Excellence (n/a)
Cook Medical (n/a)
Text and Data Mining valid from 2019-01-02
Received: 27 August 2018
Accepted: 21 December 2018
First Online: 2 January 2019
Compliance with Ethical Standards
: Nigel Hacking was in receipt of a research grant to run the UK-ROPE study from Cook Medical, has received honoraria from Boston Scientific and Celonova as a speaker and has been on Advisory boards for BTG. Tim Bryant has proctored for Boston Scientific and Terumo and has received speaker honorariums from Boston Scientific. Sachin Modi has received a speaker honorarium from Boston Scientific. The other authors declare no conflict of interest.
: All procedures performed were in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study. Consent for publication was obtained for every individual person’s data included in the study.